NGC 6559 in Sagittarius
Updated : 27 June 2007.
Click on image to get larger size image (2000 pixel).
CCD : STL11000 ABG
Exposure time : 40:40:40 RGB min (10 min individual images 1x1 binned)
Date and Time : 15. June 2007
Instrument : 50cm @ f/3
Focal length : 1500 mm
FWHM : about 2 arcsec
Filters : Astronomik RGB filters
Image processing : Imageplus (Saturation, DDP) and Photoshop (Levels, curves)
Problems/comments : Imaged at IAS observatory, Farm Hakos, Namibia.
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